Greenpeace's slogan 'Our Climate Our Land' are seen on a plot of land in Sipson, north of Heathrow Airport, in west London,Tuesday, Jan. 13, 2009. Greenpeace revealed that it had bought a section of land on the proposed site of a third runway for Heathrow Airport, and was planning to divide it into tiny pieces in a bid to gridlock the planning process with hundreds of legal chal
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